203343230020 has 48 divisors (see below), whose sum is σ = 488142547200. Its totient is φ = 69700708224.

The previous prime is 203343230017. The next prime is 203343230029. The reversal of 203343230020 is 20032343302.

It is a junction number, because it is equal to n+sod(n) for n = 203343229973 and 203343230000.

It is not an unprimeable number, because it can be changed into a prime (203343230029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407281 + ... + 756679.

It is an arithmetic number, because the mean of its divisors is an integer number (10169636400).

Almost surely, 2^203343230020 is an apocalyptic number.

203343230020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203343230020 is an abundant number, since it is smaller than the sum of its proper divisors (284799317180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203343230020 is a wasteful number, since it uses less digits than its factorization.

203343230020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353572 (or 353570 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 203343230020 its reverse (20032343302), we get a palindrome (223375573322).

The spelling of 203343230020 in words is "two hundred three billion, three hundred forty-three million, two hundred thirty thousand, twenty".